void CreateShader()
{
if (ShaderTemplateManager.Instance().IsExist(shaderName))
{
return;
}
var st = new ShaderTemplate(shaderName,
@"
varying vec2 vUv;
void main() {
vUv = uv;
gl_Position = vec4( position, 1.0 );
}
",
@"
varying vec2 vUv;
uniform float time;
void main() {
vec2 p = - 1.0 + 2.0 * vUv;
float a = time * 40.0;
float d, e, f, g = 1.0 / 40.0 ,h ,i ,r ,q;
e = 400.0 * ( p.x * 0.5 + 0.5 );
f = 400.0 * ( p.y * 0.5 + 0.5 );
i = 200.0 + sin( e * g + a / 150.0 ) * 20.0;
d = 200.0 + cos( f * g / 2.0 ) * 18.0 + cos( e * g ) * 7.0;
r = sqrt( pow( abs( i - e ), 2.0 ) + pow( abs( d - f ), 2.0 ) );
q = f / r;
e = ( r * cos( q ) ) - a / 2.0;
f = ( r * sin( q ) ) - a / 2.0;
d = sin( e * g ) * 176.0 + sin( e * g ) * 164.0 + r;
h = ( ( f + d ) + a / 2.0 ) * g;
i = cos( h + r * p.x / 1.3 ) * ( e + e + a ) + cos( q * g * 6.0 ) * ( r + h / 3.0 );
h = sin( f * g ) * 144.0 - sin( e * g ) * 212.0 * p.x;
h = ( h + ( f - e ) * q + sin( r - ( a + h ) / 7.0 ) * 10.0 + i / 4.0 ) * g;
i += cos( h * 2.3 * sin( a / 350.0 - q ) ) * 184.0 * sin( q - ( r * 4.3 + a / 12.0 ) * g ) + tan( r * g + h ) * 184.0 * cos( r * g + h );
i = mod( i / 5.6, 256.0 ) / 64.0;
if ( i < 0.0 ) i += 4.0;
if ( i >= 2.0 ) i = 4.0 - i;
d = r / 350.0;
d += sin( d * d * 8.0 ) * 0.52;
f = ( sin( a * g ) + 1.0 ) / 2.0;
gl_FragColor = vec4( vec3( f * i / 1.6, i / 2.0 + d / 13.0, i ) * d * p.x + vec3( i / 1.3 + d / 8.0, i / 2.0 + d / 18.0, i ) * d * ( 1.0 - p.x ), 1.0 );
}
" ,
@"
float time 1.0;
" );
ShaderTemplateManager.Instance().Add(st);
}
internal void DrawVertexDataStream(MaterialEditor materialEditor, ShaderTemplate shaderTemplate)
{
EditorHelper.VerticalSpace();
EditorGUI.BeginChangeCheck();
{
foreach (Material mat in _colorBlend.targets)
{
VertexStreamsArea(mat, m_RenderersUsingThisMaterial, shaderTemplate);
}
}
EditorGUI.EndChangeCheck();
}
/////////////////
// Advanced //
/////////////////
private static void VertexStreamsArea(Material material, List <ParticleSystemRenderer> renderers, ShaderTemplate shaderTemplate)
{
bool useLighting, isPBS;
useLighting = shaderTemplate != ShaderTemplate.Unlit ? true : false;
isPBS = shaderTemplate == ShaderTemplate.PhysicallyBased ? true : false;
EditorGUILayout.Space();
// Display list of streams required to make this shader work
bool useNormalMap = false;
bool useFlipbookBlending = Properties.flipbook.GetValue(material);
if (useLighting)
{
useNormalMap = Properties.normalMap.GetValue(material) != null;
}
bool useHeightMap = false;
if (isPBS)
{
useHeightMap = Properties.heightMap.GetValue(material) != null;
}
bool useDetailNormalMap = false;
if (isPBS)
{
useDetailNormalMap = Properties.detailNormalMap.GetValue(material) != null && isPBS;
}
bool useAnisotropicSpecular = false;
if (useLighting)
{
useAnisotropicSpecular = Properties.specular.GetValue(material) != Specular.Anisotropic && isPBS;
}
// Build the list of expected vertex streams
List <ParticleSystemVertexStream> streams = new List <ParticleSystemVertexStream>();
List <string> streamList = new List <string>();
streams.Add(ParticleSystemVertexStream.Position);
streamList.Add(EditorHelper.EditorStyles.streamPositionText);
if (useLighting)
{
streams.Add(ParticleSystemVertexStream.Normal);
streamList.Add(EditorHelper.EditorStyles.streamNormalText);
if (useNormalMap || useDetailNormalMap || useDetailNormalMap || useHeightMap)
{
streams.Add(ParticleSystemVertexStream.Tangent);
streamList.Add(EditorHelper.EditorStyles.streamTangentText);
}
}
streams.Add(ParticleSystemVertexStream.Color);
streamList.Add(EditorHelper.EditorStyles.streamColorText);
streams.Add(ParticleSystemVertexStream.UV);
streamList.Add(EditorHelper.EditorStyles.streamUVText);
if (useFlipbookBlending)
{
streams.Add(ParticleSystemVertexStream.UV2);
streamList.Add(EditorHelper.EditorStyles.streamUV2Text);
streams.Add(ParticleSystemVertexStream.AnimBlend);
streamList.Add(EditorHelper.EditorStyles.streamAnimBlendText);
}
vertexStreamList = new ReorderableList(streamList, typeof(string), false, true, false, false);
vertexStreamList.drawHeaderCallback = (Rect rect) => {
EditorGUI.LabelField(rect, "Vertex Streams");
};
vertexStreamList.DoLayoutList();
// Display a warning if any renderers have incorrect vertex streams
string Warnings = "";
List <ParticleSystemVertexStream> rendererStreams = new List <ParticleSystemVertexStream>();
foreach (ParticleSystemRenderer renderer in renderers)
{
renderer.GetActiveVertexStreams(rendererStreams);
if (!rendererStreams.SequenceEqual(streams))
{
Warnings += "-" + renderer.name + "\n";
}
}
if (!string.IsNullOrEmpty(Warnings))
{
EditorGUILayout.HelpBox(
"The following Particle System Renderers are using this material with incorrect Vertex Streams:\n" +
Warnings, MessageType.Error, true);
// Set the streams on all systems using this material
if (GUILayout.Button(EditorHelper.EditorStyles.streamApplyToAllSystemsText, EditorStyles.miniButton, GUILayout.ExpandWidth(true)))
{
Undo.RecordObjects(renderers.Where(r => r != null).ToArray(), EditorHelper.EditorStyles.undoApplyCustomVertexStreams);
foreach (ParticleSystemRenderer renderer in renderers)
{
renderer.SetActiveVertexStreams(streams);
}
}
}
}
internal void DrawParticles(MaterialEditor materialEditor, MaterialProperty[] properties, MaterialProperty surface, ShaderTemplate shaderTemplate)
{
//All refraction properties needs to be available on the material
//the refraction tab is used for check
if (_particlesBehavior != null)
{
if (EditorHelper.HandleBehavior(UI.particlesTab.text, "", _particlesBehavior, null, materialEditor, false))
{
DrawColorBlend(materialEditor);
DrawFlipbookMode(materialEditor);
DrawSoftFadeMode(materialEditor, (Surface)surface.floatValue);
DrawCameraFadeMode(materialEditor, (Surface)surface.floatValue);
DrawVertexDataStream(materialEditor, shaderTemplate);
}
EditorHelper.DrawSplitter();
}
}
